1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.hardware.drm; 18 19 /** 20 * Enumerate the supported crypto modes 21 */ 22 @VintfStability 23 @Backing(type="int") 24 enum Mode { 25 UNENCRYPTED = 0, 26 AES_CTR = 1, 27 AES_CBC_CTS = 2, 28 AES_CBC = 3, 29 } 30